EP 0821697 B1 20000726 - METHOD FOR PREPARING STREPTOGRAMINES
Title (en)
METHOD FOR PREPARING STREPTOGRAMINES
Title (de)
VERFAHREN ZUR HERSTELLUNG VON STREPTOGRAMINEN
Title (fr)
PROCEDE DE PREPARATION DE STREPTOGRAMINES
Publication
Application
Priority
- FR 9504585 A 19950418
- FR 9600575 W 19960416
Abstract (en)
[origin: WO9633213A1] A method for preparing streptogramines of general formula (I), wherein R1 is methyl or ethyl, R2 is H and X and Y together form an oxo radical, or R1 is ethyl, R2 and X are H and Y is H or OH, or else R1 is ethyl, R2 is OH and X and Y together form an oxo radical, by demethylating a synergistin derivative of general formula (II), wherein R1, R2, X and Y are as defined above, by means of a treatment with a periodate in an acetic medium, followed by a treatment in an aqueous medium.
IPC 1-7
IPC 8 full level
A01N 63/00 (2006.01); A01N 43/72 (2006.01); C07K 1/02 (2006.01); C07K 7/06 (2006.01); A61K 38/00 (2006.01)
CPC (source: EP KR US)
A61P 31/00 (2018.01 - EP); C07K 7/06 (2013.01 - EP KR US); A61K 38/00 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE
DOCDB simple family (publication)
WO 9633213 A1 19961024; AP 768 A 19990929; AP 9701121 A0 19971031; AR 002291 A1 19980311; AT E194991 T1 20000815; AU 5652896 A 19961107; AU 708419 B2 19990805; BR 9604927 A 19980609; CA 2215991 A1 19961024; CN 1181758 A 19980513; CZ 285798 B6 19991117; CZ 329097 A3 19980114; DE 69609499 D1 20000831; DE 69609499 T2 20010322; DK 0821697 T3 20001120; EA 000350 B1 19990429; EA 199700325 A1 19980430; EG 20782 A 20000229; EP 0821697 A1 19980204; EP 0821697 B1 20000726; ES 2148759 T3 20001016; FR 2733236 A1 19961025; FR 2733236 B1 19970523; GR 3033873 T3 20001031; HU P9802942 A2 19990428; HU P9802942 A3 19990528; IL 117968 A0 19960804; IL 117968 A 20000601; IN 185120 B 20001118; JP 2007031434 A 20070208; JP 3856342 B2 20061213; JP H11503742 A 19990330; KR 19990007800 A 19990125; MX 9707749 A 19971129; NO 974747 D0 19971014; NO 974747 L 19971014; NZ 307236 A 19981223; OA 10525 A 20020430; PL 322822 A1 19980216; PT 821697 E 20010131; SK 140497 A3 19980204; TR 199701204 T1 19980321; TW 334437 B 19980621; US 5789537 A 19980804; ZA 963102 B 19960730
DOCDB simple family (application)
FR 9600575 W 19960416; AP 9701121 A 19960416; AR 10223896 A 19960418; AT 96913594 T 19960416; AU 5652896 A 19960416; BR 9604927 A 19960416; CA 2215991 A 19960416; CN 96193360 A 19960416; CZ 329097 A 19960416; DE 69609499 T 19960416; DK 96913594 T 19960416; EA 199700325 A 19960416; EG 32896 A 19960416; EP 96913594 A 19960416; ES 96913594 T 19960416; FR 9504585 A 19950418; GR 20000400169 T 20000727; HU P9802942 A 19960416; IL 11796896 A 19960418; IN 811DE1996 A 19960416; JP 2006201006 A 20060724; JP 53151096 A 19960416; KR 19970707323 A 19971016; MX 9707749 A 19960416; NO 974747 A 19971014; NZ 30723696 A 19960416; OA 70108 A 19971017; PL 32282296 A 19960416; PT 96913594 T 19960416; SK 140497 A 19960416; TR 9701204 T 19960416; TW 85104644 A 19960418; US 93013597 A 19971016; ZA 963102 A 19960418